@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;700&family=Roboto:wght@300;400;700&display=swap');

  :root {
    --primary-dark: #0d1b2a;
    --primary: #1b263b;
    --primary-light: #415a77;
    --secondary: #778da9;
    --accent: #8A2BE2;
    --neon-blue: #00ffff;
    --neon-pink: #FF00FF;
    --text-light: #e0e1dd;
  }

  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }

  body {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary), var(--primary-light), var(--secondary), var(--text-light));
    color: var(--text-light);
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
  }

  .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
  }

  header {
    background: rgba(13, 27, 42, 0.9);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    z-index: 1000;
    padding: 15px 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
  }

  .nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .logo {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 24px;
    color: var(--text-light);
    text-decoration: none;
    letter-spacing: 1px;
  }

  .logo span {
    color: var(--neon-blue);
  }

  .nav-links {
    display: flex;
    gap: 30px;
  }

  .nav-links a {
    color: var(--text-light);
    text-decoration: none;
    font-family: 'Montserrat', sans-serif;
    font-weight: 400;
    font-size: 16px;
    position: relative;
    transition: all 0.3s ease;
  }

  .nav-links a:hover {
    color: var(--neon-blue);
  }

  .nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--neon-blue);
    transition: width 0.3s ease;
  }

  .nav-links a:hover::after {
    width: 100%;
  }

  .hero {
    padding: 180px 0 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
  }

  .hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(138, 43, 226, 0.15), transparent 70%);
    z-index: -1;
  }

  .hero h1 {
    font-family: 'Montserrat', sans-serif;
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    background: linear-gradient(90deg, var(--text-light), var(--neon-blue));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: textGlow 2s ease-in-out infinite alternate;
  }

  @keyframes textGlow {
    from {
      text-shadow: 0 0 5px rgba(224, 225, 221, 0.5);
    }
    to {
      text-shadow: 0 0 20px rgba(0, 255, 255, 0.8);
    }
  }

  .hero p {
    font-size: 18px;
    max-width: 700px;
    margin: 0 auto 40px;
    color: var(--secondary);
  }

  .notice {
    background: rgba(255, 255, 255, 0.1);
    padding: 15px;
    border-radius: 8px;
    margin: 40px auto;
    max-width: 800px;
    border-left: 4px solid var(--neon-blue);
    animation: pulse 3s infinite;
  }

  @keyframes pulse {
    0% {
      box-shadow: 0 0 0 0 rgba(0, 255, 255, 0.4);
    }
    70% {
      box-shadow: 0 0 0 15px rgba(0, 255, 255, 0);
    }
    100% {
      box-shadow: 0 0 0 0 rgba(0, 255, 255, 0);
    }
  }

  article {
    background: rgba(27, 38, 59, 0.7);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 40px;
    margin: 40px 0;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  }

  article h2 {
    font-family: 'Montserrat', sans-serif;
    font-size: 32px;
    color: var(--neon-blue);
    margin-bottom: 30px;
    position: relative;
    padding-bottom: 15px;
  }

  article h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--neon-blue));
  }

  article h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 24px;
    color: var(--text-light);
    margin: 30px 0 20px;
  }

  article p {
    margin-bottom: 20px;
    font-size: 16px;
  }

  .image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin: 30px 0;
  }

  .image-card {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    position: relative;
  }

  .image-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 255, 255, 0.3);
  }

  .image-card img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    transition: transform 0.5s ease;
  }

  .image-card:hover img {
    transform: scale(1.1);
  }

  .image-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 60%, rgba(0, 0, 0, 0.7));
  }

  pre {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
    overflow-x: auto;
    border-left: 4px solid var(--accent);
    font-family: 'Roboto Mono', monospace;
    font-size: 14px;
    line-height: 1.5;
    color: var(--neon-blue);
  }

  code {
    font-family: 'Roboto Mono', monospace;
    background: rgba(0, 0, 0, 0.3);
    padding: 2px 5px;
    border-radius: 3px;
    color: var(--neon-blue);
  }

  table {
    width: 100%;
    border-collapse: collapse;
    margin: 30px 0;
    background: rgba(27, 38, 59, 0.5);
    border-radius: 8px;
    overflow: hidden;
  }

  th, td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  th {
    background: rgba(138, 43, 226, 0.2);
    color: var(--neon-blue);
    font-family: 'Montserrat', sans-serif;
  }

  tr:hover {
    background: rgba(0, 255, 255, 0.1);
  }

  ol, ul {
    margin: 20px 0;
    padding-left: 30px;
  }

  li {
    margin-bottom: 10px;
  }

  .parallax-section {
    min-height: 500px;
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    position: relative;
    margin: 60px 0;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .parallax-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(13, 27, 42, 0.7);
  }

  .parallax-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 40px;
    max-width: 800px;
  }

  .button {
    display: inline-block;
    background: linear-gradient(45deg, var(--accent), var(--neon-blue));
    color: white;
    padding: 12px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    margin: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(138, 43, 226, 0.4);
  }

  .button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 255, 255, 0.5);
  }

  footer {
    background: rgba(13, 27, 42, 0.9);
    padding: 40px 0;
    text-align: center;
    margin-top: 60px;
  }

  .footer-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 20px;
  }

  .footer-links a {
    color: var(--text-light);
    text-decoration: none;
    transition: color 0.3s ease;
  }

  .footer-links a:hover {
    color: var(--neon-blue);
  }

  .copyright {
    color: var(--secondary);
    font-size: 14px;
  }

  @media (max-width: 768px) {
    .nav-links {
      display: none;
    }

    .hero h1 {
      font-size: 36px;
    }

    article {
      padding: 30px 20px;
    }

    .image-grid {
      grid-template-columns: 1fr;
    }
  }

  /* Starfield animation */
  .starfield {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.3;
  }

  .star {
    position: absolute;
    background-color: white;
    border-radius: 50%;
    animation: twinkle var(--duration, 5s) infinite ease-in-out;
  }

  @keyframes twinkle {
    0%, 100% {
      opacity: 0.2;
    }
    50% {
      opacity: 1;
    }
  }